Question

Perform the indicated operations to correct significant figures:
a. 3.2 +14.235
b. 27.482 - 27.4​

Answer 1

Explanation:

i) 3.2 + 14.235

= 17.435

ii) 27.482 - 27.4

= 0.082

Answer 2

Answer:

17.4

Explanation:

According to significant figures rule, final result is rounded off by using a least precise number. In this question least precise number is 3.2, so we rounded of   over final result to a single digit.